DOUC LANGURS

The douc langur genus Pygathrix, in the subfamily Colobinae, consists of three species differentiated by the color of their “shanks” or lower legs. All are endemic to Vietnam and Cambodia; with red-shanked doucs are endemic to Laos as well. 

Photo credit: ©Hoang Minh Duc, PhD. Used with permission.

Pygathrix nigripes

CONSERVATION STATUS: CRITICALLY ENDANGERED

Found only in northeast Cambodia and southern Vietnam, the black-shanked douc langur is geographically restricted by the Mekong River. The Mondulkiri province in Cambodia boasts the largest population of these beautiful monkeys, around 42,000. They live in semi-evergreen deciduous forests and coastal dry forests…

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Pygathrix cinerea

CONSERVATION STATUS: CRITICALLY ENDANGERED

The gray-shanked douc langur is endemic to the Central Highlands forests of Vietnam and possibly to a small area of Cambodia. They reside mostly in dense evergreen rainforests in the lower parts of mountains, between 3,000 to 4,300 feet (900 to 1,300 m) above sea level. They can also live in degraded forests…

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Pygathrix nemaeus

CONSERVATION STATUS: CRITICALLY ENDANGERED

Douc langurs, sometimes simply called doucs (pronounced “dukes”), are uniquely striking primates found only in Southeast Asia. Red-shanked douc langurs are endemic to the Lao People’s Democratic Republic (PDR) or Laos, Cambodia, and Vietnam, with the largest population currently located in Laos. Red-shanked douc

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